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• A substance being studied in the treatment of cancer. It blocks proteins needed for cancer growth. It is a type of transcriptional inhibitor. Also called tetra-O-methyl NDGA and tetra-O-methyl nordihydroguaiaretic acid .

  National Cancer Institute - Cite This Source - This Definition
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  Cite Definition for EM-1421

  American Psychological Association (APA)

  EM-1421. (n.d.). Dictionary of Cancer Terms. Retrieved June 8, 2023, from website: http://www.expertglossary.com/definition/em-1421.

  Chicago Manual of Style (CMS)

  EM-1421. www.cancer.gov. Dictionary of Cancer Terms. National Cancer Institute. http://www.expertglossary.com/definition/em-1421 (accessed: June 8, 2023).

  Modern Language Association (MLA)

  "EM-1421." Dictionary of Cancer Terms. National Cancer Institute. 8 June. 2023 http://www.expertglossary.com/definition/em-1421.

• Browse Related Terms: 1-methyl-d-tryptophan, Actinex, D-1MT, EM-1421, masoprocol, NDGA, nordihydroguaiaretic acid, Se-methyl-seleno-L-cysteine, tetra-O-methyl NDGA, tetra-O-methyl nordihydroguaiaretic acid